examples/cloud-datafusion-functions-plugins/src/main/java/com/google/cloud/pso/common/GCPUtils.java
/*
 * Copyright 2021 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.cloud.pso.common;

import com.google.auth.oauth2.ServiceAccountCredentials;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

/** This class has logic to load service account key from the file system. */
public class GCPUtils {

  public static ServiceAccountCredentials loadServiceAccountCredentials(String path)
      throws IOException {
    File credentialsPath = new File(path);
    try (FileInputStream serviceAccountStream = new FileInputStream(credentialsPath)) {
      return ServiceAccountCredentials.fromStream(serviceAccountStream);
    }
  }
}
